1 tweet = 140 bytes

1 (printed) page = 60 lines of 60 characters = 3600 bytes

1 moa (minute of audio in 128000 bps mp3) = 960000 bytes

1 mov (minute of video) = typically around 30MB but varies by resolution and encoding, like ounces vs troy ounces vs apothecary ounces.

1 loc (library of congress, used for measuring hard drive capacity) = around 10TB depending on jurisdiction.